1698139969920

Names of 1698139969920

• Cardinal: 1698139969920 can be written as One trillion, six hundred ninety-eight billion, one hundred thirty-nine million, nine hundred sixty-nine thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.69813996992 × 10¹²

Factors of 1698139969920

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 98271999

Divisors of 1698139969920

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 64 72 80 90 96 108 120 128 135 144 160 180 192 216 240 270 288 320 360 384 432 480 540 576 640 720 864 960 1080 1152 1440 1728 1920 2160 2880 3456 4320 5760 8640 17280 98271989 196543978 294815967 393087956 491359945 589631934 786175912 884447901 982719890 1179263868 1474079835 1572351824 1768895802 1965439780 2358527736 2653343703 2948159670 3144703648 3537791604 3930879560 4422239505 4717055472 5306687406 5896319340 6289407296 7075583208 7861759120 8844479010 9434110944 10613374812 11792638680 12578814592 13266718515 14151166416 15723518240 17688958020 18868221888 21226749624 23585277360 26533437030 28302332832 31447036480 35377916040 37736443776 42453499248 47170554720 53066874060 56604665664 62894072960 70755832080 84906998496 94341109440 106133748120 113209331328 141511664160 169813996992 188682218880 212267496240 283023328320 339627993984 424534992480 566046656640 849069984960 1698139969920
• Sum of all divisors σ(n): 6014245788000
• Sum of proper divisors (its aliquot sum) s(n): 4316105818080
• 1698139969920 is an abundant number, because the sum of its proper divisors (4316105818080) is greater than itself. Its abundance is 2617965848160

Bases of 1698139969920

• Binary: 11000101101100001000001111001100110000000₂
• Hexadecimal: 0x18B61079980
• Base-36: LO44OYO0

Squares and roots of 1698139969920

• 1698139969920 squared (1698139969920²) is 2883679357439898504806400
• 1698139969920 cubed (1698139969920³) is 4896891177301914175159793071423488000
• The square root of 1698139969920 is 1303126.9968502687
• The cube root of 1698139969920 is 11930.4775570019

Scales and comparisons

• 1,698,139,969,920 seconds is equal to 53,995 years, 31 weeks, 19 hours, 12 minutes.
• To count from 1 to 1,698,139,969,920 would take you about one hundred thirty-four thousand, nine hundred eighty-eight years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 1698139969920 cubic inches would be around 994.2 feet tall.

Recreational maths with 1698139969920

• 1698139969920 backwards is 0299699318961
• 1698139969920 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1698139969920's digits is 72
• More coming soon!